DTC P0038 BMW
HO2S Heater (Bank 1 Sensor 2) Circuit High Input
HO2S Heater (Bank 1 Sensor 2) Circuit High Input
Description
Engine started, battery voltage must be at least 11.5v, all electrical components must be off, the ground between the engine and the chassis must be well connected, the exhaust system must be properly sealed between the catalytic converter and the cylinde
Cause and Solution
HO2S signal shorted to heater power circuit inside connector
Video Guide
Diagnostic Info
- DTC Code: P0038
- Brand: BMW